AudioFu
Warwick Alien Deluxe Hybrid 4 LH… ↓ 33.4% $671Allen & Heath SQ5 ↓ 28.8% $2,912Warwick Alien Deluxe 5 NT LH ↓ 27.8% $727Allen & Heath SQ5 Case Bundle I ↓ 26.7% $3,170Casio AP-S200 BN ↓ 23.9% $963Allen & Heath SQ5, Case, DX168/X… ↓ 21.7% $5,187Dangerous Music 2 Bus+ ↓ 21.0% $4,033Orange PPC212-COB ↓ 20.6% $586Orange Micro Dark ↓ 20.2% $195Seymour Duncan SHR-1B Hot Rails… ↓ 19.3% $122Seymour Duncan SHR1N BLK ↓ 19.3% $122Seymour Duncan SL59-1N BLK ↓ 19.3% $122Seymour Duncan SL59-1B Bridge… ↓ 19.3% $122Seymour Duncan SL59-1B Creme ↓ 19.3% $122Seymour Duncan SL59-1N Creme ↓ 19.3% $122Seymour Duncan SL59-1B Parchment ↓ 19.3% $122

Catalog

Feedback Controllers

3 instruments available · See the ranking

Rupert Neve Designs 5045 Primary Source Enhancer

Feedback Controllers

$2,554€2,279Check ↗

DBX AFS2

Feedback Controllers

$446€398Check ↗

Behringer FBQ2496 Feedback Destroyer

Feedback Controllers

$148€132Check ↗

About Feedback Controllers

Feedback controllers are specialized processors designed to eliminate unwanted feedback in live sound reinforcement systems and recording environments. They analyze audio signals, identify frequencies prone to feedback, and apply precise, targeted cuts to those frequencies, allowing for higher volume levels without squealing. These units are essential for sound engineers, live performers, and recording studios dealing with acoustic challenges.

Best for

Live sound engineersrecording studiosvocalistsacoustic instrument playerspublic speaking events

What to look for

Frequency rangeprocessing algorithmsease of usenoise floorinput/output connectivityvisual feedback display

Feedback Controllers — pros & cons

Pros
  • Precise frequency targeting minimizes unwanted coloration of the audio signal.
  • Automated operation reduces the need for constant manual adjustments.
  • Allows for higher sound pressure levels without feedback issues.
  • Can be used as a preventative measure to improve overall system clarity.
Cons
  • Can introduce audible artifacts if not configured carefully.
  • Complex algorithms require some learning and experimentation.
  • May struggle with rapidly changing feedback frequencies.
  • Incorrect settings can negatively impact the natural sound.

Questions about Feedback Controllers

How do feedback controllers differ from simple graphic equalizers?

Feedback controllers use advanced algorithms to automatically identify and notch feedback frequencies, while graphic EQs require manual adjustment and are less precise.

Can a feedback controller completely eliminate feedback in a challenging acoustic space?

While they significantly reduce feedback, complete elimination depends on the room’s acoustics and system setup; sometimes physical changes are still needed.

Is it possible to use a feedback controller on a recording?

Yes, but use with extreme caution; subtle adjustments are key to avoid unnatural artifacts and preserve the natural character of the recording.

 Check price ↗